Home / 3,500.22-4,830.21-1,928.33

Finding the Fourth Proportional to 3,500.22, 4,830.21 and 1,928.33

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Solution

The fourth proportional to 3,500.22, 4,830.21 and 1,928.33 is: 2,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.22 : 4,830.21 = 1,928.33 : x
  2. Step 2: Convert to fraction form
    3,500.22/4,830.21 = 1,928.33/x
  3. Step 3: Cross multiply
    3,500.22x = 4,830.21 × 1,928.33
  4. Step 4: Simplify right side
    3,500.22x = 9,314,238.85
  5. Step 5: Solve for x
    x = 9,314,238.85/3,500.22
  6. Step 6: Final answer
    x = 2,661.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.